1.

Lactose is made of:A. `alpha`-D -glucose onlyB. `alpha`-D-glycose and `beta`-D-glucoseC. `alpha`-D-glactose and `beta`-D-glucoseD. `beta`-D-galactose and `alpha`-D-glucose

Answer» Correct Answer - C
Lactose (milk sugar) is a dissaccharide, obtained by condensation of one molecule of `beta`-D-galactopyranose and one molecule of `beta`-D-glucopyranose.


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